77
DEH-P840MP,P8400MP,P8450MP
-
Pin Functions (PD5740A)(DEH-P8450MP/XN/ES)
Pin No.
Pin Name
I/O
Function and Operation
1
BSO
O
P-BUS:Data output
2
bsck
O
P-BUS:Clock output
3
DUALILM
O
LCD:Illumination color select output
4
CD5VON
O
CDS:Eject sense output
5
VDT
O
EVOL:Data output
6
VST
O
EVOL:Strobe output
7
VCK
O
EVOL:Clock output
8
BYTE
Vss
9
VSS
Vss
10
TELIN
I
TEL:Telephone mute input
11
FLPPW
O
Auto flap motor power supply control output
12
RESET
I
Reset input(RESET)
13
XOUT
O
Clock output
14
VSS
Power supply input(Vss)
15
XIN
I
Clock input
16
VCC
Power supply input(Vcc)
17
NMI
Not used(Vcc)(Pull up)
18,19
NC
Not used
20
DALMON
O
Consumption current reduction output
21
IPBUSIN2
I
IP-BUS:Input 2
22
OELPW
O
OEL Unit:Power supply output(16.5V)
O
System power control output
O
Beep tone output
Not used
O
External ROM:Chip select output
O
External ROM:Clock output
I/O
External ROM:Data input / output
I
IP-BUS:Data input
O
IP-BUS:Data output
O
OEL Unit:Grille microcomputer communication data output
I
OEL Unit:Grille microcomputer communication data input
Not used
O
LCD:Grille microcomputer communication data output
36
KYDT2
I
LCD:Grille microcomputer communication data input
37, 38
ROT1, 0
I
Rotary encoder pulse input 1, 0
39
PCL
O
Clock adjustment output
40
SWVDD1
O
OEL Unit:Grille microcomputer power supply output(5.1V)
41
DISPPW
O
LCD:Power supply control output
42
ILMPW1
O
OEL Unit:Illumination power supply output(9.3V)
43
ILMPW2
O
LCD:Illumination power supply output
44-48
NC
Not used
*PD5741A
1
30
31
50
51
80
81
100
IC's marked by * are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.
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